#include "stdio.h"

int twoDigitAdd(int a, int b) {
    int c;
    c = a+b;
    if(c>=100){
        c = c-100;
    }
    return c;
    //todo write your algorithm here
}

void main()
{
    int a = 45;
    int b = 56;
    printf("%d add %d is %d", a, b, twoDigitAdd(a, b));

}

